Aquatic arthropods respire through which of the following?
Correct answer: A. Gills
- A. Gills
- B. Spiracles
- C. Book lungs
- D. Both A and B
Explanation
Aquatic arthropods, such as crustaceans, respire through gills, which are specialized respiratory organs located in their body. Gills allow them to extract oxygen from the water and release carbon dioxide.
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About Kingdom Animalia
Animals are multicellular, heterotrophic eukaryotes whose cells lack cell walls and chloroplasts, with specialised tissues in most groups. Coverage includes body symmetry, tissue layers, coelom, segmentation and levels of organisation, plus major phyla such as Porifera, Cnidaria, Platyhelminthes, Annelida, Arthropoda, Mollusca and Chordata.
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